Risk of delayed atrioventricular block in patients without procedural conduction disturbances during transcatheter aortic valve replacement.
Quentin Fischer, Luis Nombela-Franco, Guillem Muntané-Carol...
https://pubmed.ncbi.nlm.nih.gov/40239910/Actively Recruiting
Led by Centre de Recherche de l'Institut Universitaire de Cardiologie et de Pneumologie de Quebec · Updated on 2026-06-01
2000
Participants Needed
1
Research Sites
104 weeks
Total Duration
Researchers are investigating conduction disturbances that occur after transcatheter aortic valve replacement TAVR, which pose significant challenges for patient care. This study aims to validate a pre-planned treatment strategy designed to manage these heart rhythm issues more consistently across many patients. The goal is to reduce the need for permanent pacemakers after TAVR while minimizing risks like sudden death or serious arrhythmias and avoiding extended hospital stays. The study follows a detailed algorithm for managing conduction disturbances based on patient ECG results immediately after TAVR and during the following days. Patients are grouped by their risk and ECG changes, with different monitoring and pacing recommendations for each group. This includes temporary pacing wires, continuous ECG monitoring, and possible electrophysiological studies to decide on permanent pacemaker implantation when needed. Participants undergo continuous ECG monitoring during their hospital stay and may continue monitoring after discharge. Researchers track the rate of successful use of the treatment strategy, frequency and timing of pacemaker implantations, and the occurrence of sudden death up to one year after TAVR. The study includes assessments like daily ECGs, telemetry, and long-term follow-up to evaluate the safety and effectiveness of the management plan for conduction disturbances post-TAVR.
CONDITIONS
Prospective Validation of a Pre-Specified Algorithm for the Management of Conduction Disturbances Following TAVR
J
Josep Rodes-Cabau, MD
M
Melanie Cote, MSc
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Centre de Recherche de l'Institut Universitaire de Cardiologie et de Pneumologie de Quebec
Lead Sponsor
You may qualify if you...
You will not qualify if you...
Duration - 2 to 4 weeks
Participants are screened for eligibility to participate in the trial.
1 visit (in-person)
Duration - Up to 4 weeks post-TAVR
Participants undergo continuous ECG monitoring and temporary pacing as needed following their transcatheter aortic valve replacement (TAVR) procedure according to their specific conduction disturbance group. Monitoring includes telemetry, daily ECGs, and possible extended ECG monitoring up to 4 weeks depending on risk.
Daily assessments during hospitalization and continuous ECG monitoring up to 4 weeks
Duration - Up to 1 year
Participants are followed for up to 1 year after hospital discharge to evaluate the incidence of permanent pacemaker implantation, arrhythmic events, and sudden death. Follow-up includes periodic evaluations and possible ECG monitoring based on clinical need.
Periodic follow-up visits over 1 year
Study Type
OBSERVATIONAL
Masking
N/A
Allocation
N/A
Model
N/A
Primary Purpose
N/A
Number of Arms
5
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https://pubmed.ncbi.nlm.nih.gov/29420704/Centre de Recherche de l'Institut Universitaire de Cardiologie et de Pneumologie de Quebec
Lead Sponsor